Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1144764
Description of problem:
Hammer cannot associate a provisioning template to an Operating System, unless its cloned. But the Web UI can

Version-Release number of selected component (if applicable):

How reproducible:
100%

Steps to Reproduce:
1. Choose a template such as "Satellite Kickstart Default"
2. Use Hammer to associate it to Operating System ID 1
3.

1. hammer template update --id 33 --operatingsystem-ids 1
   Could not update the config template:
   This template is locked. Please clone it to a new template to customize.

Expected results:
Template is associated with the Operating System

Additional info:
This works fine from the Web UI